Home / 719.91-995.00-634.59

Finding the Fourth Proportional to 719.91, 995.00 and 634.59

Calculator

Solution

The fourth proportional to 719.91, 995.00 and 634.59 is: 877.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    719.91 : 995.00 = 634.59 : x
  2. Step 2: Convert to fraction form
    719.91/995.00 = 634.59/x
  3. Step 3: Cross multiply
    719.91x = 995.00 × 634.59
  4. Step 4: Simplify right side
    719.91x = 631,413.66
  5. Step 5: Solve for x
    x = 631,413.66/719.91
  6. Step 6: Final answer
    x = 877.08

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.